package com.tao.HouseRent.view;

import com.tao.HouseRent.domain.House;
import com.tao.HouseRent.service.HouseService;
import com.tao.HouseRent.utils.Utility;

public class HouseView {
    private boolean loop = true;
    private char key = ' ';//接受用户选择

    private HouseService houseService = new HouseService(2);

    public void updateHouse(){
        System.out.println("==========修改房屋信息==========");
        System.out.println("请输入待修改房屋编号(-1)表示退出：");
        int updateId = Utility.readInt();
        if(updateId == -1){
            System.out.println("==========放弃修改房屋==========");
            return;
        }
        House house = houseService.findById(updateId);
        if(house == null){
            System.out.println("==========修改房屋编号不存在==========");
            return;
        }
        System.out.println("姓名("+house.getName()+")：");
        String name = Utility.readString(8, "");//如果用户直接回车表示用户不修改，默认空字符串
        if(!"".equals(name)){
            house.setName(name);
        }
        System.out.println("电话("+house.getPhone()+")：");
        String phone = Utility.readString(12, "");//如果用户直接回车表示用户不修改，默认空字符串
        if(!"".equals(phone)){
            house.setPhone(phone);
        }
        System.out.println("地址("+house.getAddress()+")：");
        String address = Utility.readString(18, "");//如果用户直接回车表示用户不修改，默认空字符串
        if(!"".equals(address)){
            house.setAddress(address);
        }
        System.out.println("租金("+house.getRent()+")：");
        int rent = Utility.readInt(-1);
        if(rent != -1){
            house.setRent(rent);
        }
        System.out.println("状态("+house.getState()+")：");
        String state = Utility.readString(3, "");//如果用户直接回车表示用户不修改，默认空字符串
        if(!"".equals(state)){
            house.setState(state);
        }
        System.out.println("==========修改完成==========");
    }

    public void findHouse() {
        System.out.println("==========查找房屋==========");
        System.out.println("请输入待查找房屋的编号：");
        int findId = Utility.readInt();
        House house = houseService.findById(findId);
        if(house != null){
            System.out.println(house);
        }else{
            System.out.println("==========查找失败==========");
        }
    }
    public void exit(){
        char c = Utility.readConfirmSelection();
        if(c == 'Y'){
            loop = false;
        }
    }
    public void delHouse(){
        System.out.println("==========删除房屋==========");
        System.out.println("请输入待删除房屋的编号（-1表示退出）：");
        int delId = Utility.readInt();
        if(delId == -1){
            System.out.println("==========放弃删除房屋==========");
            return;
        }
        char choice = Utility.readConfirmSelection();
        if(choice == 'Y'){
            if(houseService.del(delId)){
                System.out.println("==========删除成功==========");
            }else{
                System.out.println("===========房屋编号不存在，删除失败==========");
            }
        }else{
            System.out.println("放弃删除");
        }
    }

    public void addHouse(){
        System.out.println("==========添加房屋==========");
        System.out.print("姓名：");
        String name = Utility.readString(8);
        System.out.print("电话：");
        String phone = Utility.readString(12);
        System.out.print("地址：");
        String address = Utility.readString(16);
        System.out.print("月租：");
        int rent = Utility.readInt();
        System.out.print("状态：");
        String state = Utility.readString(3);
        House newHouse = new House(0, name, phone, address, rent, state);
        if(houseService.add(newHouse)){
            System.out.println("==========添加成功==========");
        }else{
            System.out.println("==========添加失败===========");
        }
    }
    //显示房屋列表：
    public void listHouses(){
        System.out.println("\n==========房屋列表==========");
        System.out.println("编号\t\t房主\t\t电话\t\t地址\t\t月租\t\t状态（未出租/已出租）");
        House[] houses = houseService.list();//得到所有房屋信息
        for (int i = 0; i < houses.length; i++) {
            if(houses[i] == null){
                break;
            }
            System.out.println(houses[i]);
        }
        System.out.println("==========房屋列表显示完毕==========");
    }

    public void mainMenu() {
        do {
            System.out.println("==========房屋出租系统==========");
            System.out.println("1 新 增 房 源");
            System.out.println("2 查 找 房 屋");
            System.out.println("3 删 除 房 屋信息");
            System.out.println("4 修 改 房 屋 信 息");
            System.out.println("5 房 屋 列 表");
            System.out.println("6 退      出");
            System.out.println("请选择（1-6）");
            key = Utility.readChar();
            switch (key) {
                case '1':
                    addHouse();
                    break;
                case '2':
                    findHouse();
                    break;
                case '3':
                    delHouse();
                    break;
                case '4':
                    updateHouse();
                    break;
                case '5':
                    listHouses();
                    break;
                case '6':
                    exit();
                    break;
            }
        }while (loop) ;
    }
}

